/*

     File: AVSEDocument.h

 Abstract: The players document class. It sets up the AVPlayer, AVPlayerLayer, manages adjusting the playback rate, enables and disables UI elements as appropriate, sets up a time observer for updating the current time (which the UI's time slider is bound to), and handles the AVMutableComposition, AVMutableVideoComposition, AVMutableAudioMix items across different edits.

  Version: 1.0

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*/

#import <Cocoa/Cocoa.h>

#import <AVFoundation/AVFoundation.h>

#import "AVSETrimCommand.h"

#import "AVSERotateCommand.h"

#import "AVSECropCommand.h"

#import "AVSEAddMusicCommand.h"

#import "AVSEAddWatermarkCommand.h"

#import "AVSEExportCommand.h"

@interface AVSEDocument : NSDocument <NSToolbarDelegate> {

    CGSize newSize;

}

@property AVPlayer *player;

@property AVPlayerLayer *playerLayer;

@property double currentTime;

@property (readonly) double duration;

@property AVMutableComposition *composition;

@property AVMutableVideoComposition *videoComposition;

@property AVMutableAudioMix *audioMix;

@property AVAsset *inputAsset;

@property CALayer *watermarkLayer;

@property NSWindowController *myWindowController;

@property NSMutableArray *toolbarItemState;

@property (weak) IBOutlet NSButton *playPauseButton;

@property (weak) IBOutlet NSSlider *timeSlider;

@property (weak) IBOutlet NSTextField *timeElapsed;

@property (weak) IBOutlet NSProgressIndicator *loadingSpinner;

@property (weak) IBOutlet NSTextField *unplayableLabel;

@property (weak) IBOutlet NSTextField *noVideoLabel;

@property (weak) IBOutlet NSView *playerView;

@property (weak) IBOutlet NSProgressIndicator *progressBar;

@property (weak) IBOutlet NSToolbarItem *exportToMovie;

@property id timeObserverToken;

- (void)reloadPlayerView;

- (void)exportWillBegin;

- (void)exportDidEnd;

- (BOOL)validateToolbarItem:(NSToolbarItem*)toolbarItem;

- (void)resetToolBar;

- (void)reloadNotificationReceiver:(NSNotification*)notification;

- (void)exportNotificationReceiver:(NSNotification*)notification;

- (IBAction)playPauseToggle:(id)sender;

- (IBAction)performCommand:(id)sender;

- (IBAction)performExport:(id)sender;

@end